UC Berkeley police received a report of a four-legged prowler on the university campus. A university employee spotted the mountain lion around 11 a.m. on Sept. 16 in some bushes near the intersection of Centennial Drive and Rim Way near the school’s rugby field, police said on Friday Mountain lion sightings have occurred in recent years in the hills above the campus. Carcasses of animals that appear to have been attacked by mountain lions have also been discovered in the area. Police said hiking or jogging in the area should be avoided between dusk and dawn, when mountain lions usually hunt, to reduce the chances of an encounter.